The lymphatic organ that reaches its peack during childhood and then begins to decline in function is the ______.

The primary lymphoid organs consist of the     thymus     MALT system     red bone marrow     a and b     a and c

Which characteristics of lymph nodes are true? Select all that apply. They let you know when you’re sick by swelling They filter ell waste and foreign invaders out of the lymph They are one location where foreign invaders are killed by white blood cells They seek out and destroy foreign invaders

True or false: c-Lymph capillaries surround blood capillaries and pick up excess interstitial fluid to return it to the blood. d- Tonsils are specialized MALT that are partially encapsulated